Judiths two abilities, a power-based Anthem for all of your creatures and a ping effect when your creatures die, work just as well in Commander thanks to the prevalence of aggressive token decks and Aristocrats strategies in the format
A 3/4 for 3 with flash is a fine rate on a body, and the ability that forces a player to shuffle their library into their deck makes it a great answer to some really unfair strategies like reanimator or anything running Underworld Breach
Dispatch 7/10 Because affinity needs the only removal spell in the game that is better than Path or Plow
This will keep them safe from the outside world, helping them maintain their long-term value
Sure, Pelipper itself can be a bit elusive, but with the right setup, it's game over for your opponent
Nadu can restock your hand easily, but with enough Creatures on the field, this card can very easily churn through your deck and build up a huge pool of mana within a small handful of turns